The Rosetta Stone played a crucial role in deciphering Egyptian hieroglyphs. Discovered in 1799, it features the same text inscribed in three scripts: Greek, Demotic, and hieroglyphic. The presence of the Greek text provided scholars with a linguistic anchor to translate the ancient hieroglyphs, which had remained a mysterious form of writing for centuries. Jean-François Champollion successfully deciphered the stone in the 1820s, unlocking the language of ancient Egypt and allowing for greater understanding of its culture, history, and achievements, thus revolutionizing Egyptology.